Finding the Fourth Proportional to 142,380.48, 213,597.60 and 59,282.88

Step by Step Solution

1. Step 1: Write the proportion equation
   142,380.48 : 213,597.60 = 59,282.88 : x
2. Step 2: Convert to fraction form
   142,380.48/213,597.60 = 59,282.88/x
3. Step 3: Cross multiply
   142,380.48x = 213,597.60 × 59,282.88
4. Step 4: Simplify right side
   142,380.48x = 12,662,680,889.09
5. Step 5: Solve for x
   x = 12,662,680,889.09/142,380.48
6. Step 6: Final answer
   x = 88,935.51